Skip to content
An independent tractor referenceSpecifications. Sources. Side by side.
TractorStack.
Search
Find your tractor.
Menu ☰
Years in Production / 2002–2004
Challenger
MT845
Explore the specifications, hardware, and original references for the Challenger MT845.
No photo
380hp
Source index power
Tracks
Drive
2002–2004
Production years
Challenger
Manufacturer
MT845 / 01
At a glance
Overview
2002 - 2004
MT800 Series
Agricultural Crawler tractor
Production
Agricultural Crawler tractor
Built in USA
- Manufacturer
- Challenger (a part of AGCO)
Mechanical
Power steering
Hydraulic wet disc brakes
Cab standard with air-conditioning.
- Drive
- crawler
Capacity
- Fuel
- 305 gal1154.4 L
- Fuel
- 330 galOptOptional1249.0 L
- Hydraulic System
- 70 gal264.9 L
Hydraulics
- Type
- closed center load sensing
- Capacity
- 70 gal264.9 L
- Pressure
- 2900 psi200.0 bar
- Rear Valves
- 4 to 6
- Pump Flow
- 43.5 gpm164.6 lpm
- Pump Flow
- 59 gpmOptOptional223.3 lpm
- Scv Flow
- 30 gpm113.6 lpm
Hitch
- Rear Type
- IVN
- Rear Lift
- 19500 lbs8845 kg
Pto
- Rear Pto
- independent
- Rear Type
- 1000 (1.75)
Electrical
- Ground
- negative
- Charging System
- alternator
- Charging Amps
- 160
- Batteries
- 3
- Battery Volts
- 12
MT845 / 02
Under the hood
Engine Detail
Caterpillar C12
turbocharged diesel
6-cylinder
liquid-cooled inline
- Displacement
- 729 ci11.9 L
- Bore Stroke
- 5.118x5.906 inches130 x 150 mm
- Power Gross
- 380 hp283.4 kW
- Air Cleaner
- dual paper elements
- Compression Ratio
- 16.0:1
- Rated Rpm
- 2100
- Starter Volts
- 12
- Cylinders
- 6
- Cooling
- liquid-cooled inline
Engine Options
Caterpillar 11.9L 6-cyl diesel
MT845 / 03
Gears & controls
Transmission
- Transmission
- Caterpillar
- Transmission Type
- full power shift
- Gears
- 16 forward and 4 reverse
- Clutch
- hydraulic wet disc
Challenger Mt845 Transmission
16-speed full power shift
MT845 / 04
Size. Stance. Footprint.
Dimensions
- Length
- 265.9 in675 cm
- Width
- 142.1 in360 cm
- Height (cab)
- 138.1 in350 cm
- Wheelbase
- 118.1 in299 cm
- Ground clearance
- 18.7 in47 cm
Tires And Tracks
18-inch tracks
- Wheelbase
- 118.1 inches299 cm
- Weight
- 40000 lbs18144 kg
Tires And Tracks
- Width
- 18 inches45 cm
- Width
- 27.5 inches69 cm
- Width
- 30 inches76 cm
- Width
- 36 inches91 cm
MT845 / 05
Tests (NTTL)
Oced Tractor Test1824
Diesel 16-speed crawkerApril 23 - May 13, 2003Link: OCED Tractor Test 1824 file
PTO performance
Drawbar performance
Gear 6 used for power test.
Gear 3 used for pull test.
- Max Power
- 393.14 hp293.2 kW
- Max Power
- 297.93 hp222.2 kW
- Fuel Use
- 20.1 gal/hour76.1 l/hour
- Fuel Use
- 18.6 gal/hour70.4 l/hour
- Fuel Use
- 19.4 gal/hour73.4 l/hour
- Fuel Use
- 19.0 gal/hour71.9 l/hour
- Power At Rated Engine Speed
- 337.75 hp251.9 kW
- Power At Rated Pto Speed
- 365.34 hp272.4 kW
- Max Pull
- 38250 lbs17350 kg